必修五-unit-1-John-Snow-Defeats-King-Cholera课件07.pptx--（课件中不含音视频）

1、Unit 1:Unit 1:Great scientistsGreat scientists A famous disabled scientist With only three fingers and two eyes able to moveBlack holesStephen HawkingDo you know the scientists?ArchimedesCharles DarwinThomas NewcomenGregor MendelLeonardo da VinciMarie CurieThomas Edison Zhang HengSir Humphrey DavyCh

2、arles Darwinexplained how animals and plants developed as the environment developed Archimedesdiscovered that objects in water are lifted up by a force that helps them float F浮=液gV排Thomas Newcomeninvented the first steam engineGregor Mendelused peas to show how physical characteristics are passed fr

3、om parents to their childrenLeonardo da Vincistudied dead bodies to improve his painting of peopleSir Humphrey Davyinvented a lamp to keep miners safe undergroundMarie Curiediscovered radiumThomas Edison invented the way of giving electricity to everybody in large citiesZhang Henginvented the earlie

4、st instrument to tell people where earthquakes happenThe order of a scientific research1.Draw a conclusion 2.Think of a method 3.Collect 1.Draw a conclusion 2.Think of a method 3.Collect results 4.Make a question results 4.Make a question 5.Find a problem 6.Analyse the results 5.Find a problem 6.Ana

5、lyse the results 7.Find supporting evidence 7.Find supporting evidence Do you know how to prove a new idea in scientific research?Discuss in small groups the stages in setting out a new scientific idea.What order would you put them in?The textJohn Snow Defeats“King Cholera”Match the paragraphs with

6、their stages.Para 1Para 2Para 3Para 4Para 5Para 6Para 7Find a problemMake a questionThink of a methodCollect results Analyse the resultsFind supporting evidenceDraw a conclusion John Snow Defeats“King Cholera”ProblemPara1:Why did John Snow want to find the cause of cholera?A.Because Queen Victoria,w

7、hom John Snow attended as a personal physician,ordered him to do that.B.Because this was the deadly disease of its day and he wanted to become famous.C.Because he wanted to make cholera under control and help ordinary people exposed to cholera.Cholera was a deadly disease and people had no idea abou

8、t its cause or its cure.Find a problemJohn Snow Defeats“King Cholera”Para2:The two theoriesuCholera multiplied in the air and harmed its victims.uCholera was absorbed into humans bodies with their meals and attacked them from the stomach.QuestionHow did cholera kill people?Make a questionJohn Snow D

9、efeats“King Cholera”Read para3 and find out the information about 1854;2;500;10.1854:Another cholera outbreak hit London.2;500;10:In 2 particular weeks,more than 500 people died in 10 days.What did John Snow do?He was determined to find out why and gathered information.Think of a methodJohn Snow Def

10、eats“King Cholera”Para4:John Snow marked information on a map to find out where people died or did not die.Collect resultsJohn Snow Defeats“King Cholera”Broad Street37403816209821Many deaths happened here.No death happened here.Public houseIt seemed that the water from the pump was to blame.Para5:Lo

11、ok into the source of the waterThe water pollutedRemove the handle of the pumpThe disease slowing downCholera was spread by germs and not in a cloud of gas.Anayse the resultsJohn Snow Defeats“King Cholera”John Snow Defeats“King Cholera”Read the para6 and answer.Find supporting evidenceDraw a conclus

12、ionPolluted water carried the virus.Two deathsPlacePersonEventIn another part of London A woman and her daughterDied of cholera because of drinking the water delivered from the pump Which was not the measure taken by John Snow to prevent cholera from happening again?A.The source of all the water sup

13、plies should be examined.B.The water companies were instructed not to expose people to polluted water any more.C.Something else to drink was provided in place of water.Read the para7 and make a choice.John Snow Defeats“King Cholera”The right order of a scientific researchFind a problemMake a questio

14、nThink of a methodCollect results Analyse the resultsFind supporting evidenceDraw a conclusion John Snow Defeats“King Cholera”Group-workingRead the whole passage again and talk about the question in groups.To set out a new scientific idea through a scientific research,what qualities do you think are

15、 the three most important ones that the researcher should be equipped with?And give your reasons in brief.hard-working lazy patient edgy(hard-working lazy patient edgy(急躁的急躁的)sympathetic wise devoted selfish honest sympathetic wise devoted selfish honest reliable calm stubborn generous reliable calm stubborn generous responsible meticulous(responsible meticulous(缜密的缜密的)handsome handsome careful determinedcareful determined